diff --git a/pkgs/desktops/deepin/default.nix b/pkgs/desktops/deepin/default.nix
index 5d68396a4980..869f08154bbb 100644
--- a/pkgs/desktops/deepin/default.nix
+++ b/pkgs/desktops/deepin/default.nix
@@ -38,7 +38,9 @@ let
     };
     deepin-turbo = callPackage ./deepin-turbo { };
     deepin-wallpapers = callPackage ./deepin-wallpapers { };
-    deepin-wm = callPackage ./deepin-wm { };
+    deepin-wm = callPackage ./deepin-wm {
+      vala = pkgs.vala_0_42;
+    };
     dpa-ext-gnomekeyring = callPackage ./dpa-ext-gnomekeyring { };
     dtkcore = callPackage ./dtkcore { };
     dtkwidget = callPackage ./dtkwidget { };